Inventor
DANNA DOMINICK
US31 patents
⚠️ This page may combine multiple inventors who share the name “DANNA DOMINICK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WELCH ALLYN INC
27 patentsUS6483535B1Nov 19, 2002
Wide angle lens system for electronic imagers having long exit pupil distances
WELCH ALLYN INC148 citations99
US4491865AJan 1, 1985
Image sensor assembly
WELCH ALLYN INC396 citations99
US6578428B1Jun 17, 2003
Blood pressure measuring apparatus
WELCH ALLYN INC96 citations98
US4261344AApr 14, 1981
Color endoscope
WELCH ALLYN INC168 citations98
US4253447AMar 3, 1981
Color endoscope with charge coupled device and television viewing
WELCH ALLYN INC191 citations98
US9883792B2Feb 6, 2018
Vaginal speculum apparatus
WELCH ALLYN INC42 citations97
US7722542B2May 25, 2010
Blood pressure measuring apparatus
WELCH ALLYN INC86 citations97
US6850789B2Feb 1, 2005
Combination SPO2/temperature measuring apparatus
WELCH ALLYN INC136 citations97
US6746406B2Jun 8, 2004
Blood pressure measuring apparatus
WELCH ALLYN INC104 citations97
US5373317ADec 13, 1994
Control and display section for borescope or endoscope
WELCH ALLYN INC259 citations97
US9332898B2May 10, 2016
Vaginal speculum apparatus
WELCH ALLYN INC46 citations96
US6422086B1Jul 23, 2002
Low profile pressure measuring device
WELCH ALLYN INC36 citations96
US5633675AMay 27, 1997
Shadow probe
WELCH ALLYN INC77 citations96
US5203319AApr 20, 1993
Fluid controlled biased bending neck
WELCH ALLYN INC102 citations96
US5018506AMay 28, 1991
Fluid controlled biased bending neck
WELCH ALLYN INC116 citations96
US4887154ADec 12, 1989
Lamp assembly and receptacle
WELCH ALLYN INC59 citations95
USD358471SMay 16, 1995
Combined control handle and viewing screen for an endoscope
WELCH ALLYN INC103 citations94
US4862253AAug 29, 1989
Apparatus for converting a video processor
WELCH ALLYN INC110 citations94
US4539586ASep 3, 1985
Connector module for video endoscopic system
WELCH ALLYN INC89 citations94
US5966829AOct 19, 1999
Mechanism for measuring device
WELCH ALLYN INC36 citations92
US10376138B2Aug 13, 2019
Vaginal speculum apparatus
WELCH ALLYN INC3 citations84
US6578429B1Jun 17, 2003
Physical quantity measuring device
WELCH ALLYN INC17 citations83
US4261368AApr 14, 1981
Electronic blood pressure device
WELCH ALLYN INC11 citations74
US12262878B2Apr 1, 2025
Vaginal speculum apparatus
WELCH ALLYN INC0 citations62
US11291359B2Apr 5, 2022
Vaginal speculum apparatus
WELCH ALLYN INC0 citations62
US9949633B2Apr 24, 2018
Vaginal speculum apparatus
WELCH ALLYN INC0 citations52
USRE42754ESep 27, 2011
Blood pressure measuring apparatus
WELCH ALLYN INC1 citations51